From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 11 Oct 2013 21:30:52 +0000 (+0200)
Subject: ath9k: use a separate data structure for rx buffers
X-Git-Tag: v3.13-rc1~105^2~181^2^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1a04d59d3ec982689552077172893b6836def984;p=pandora-kernel.git

ath9k: use a separate data structure for rx buffers

There's no shared code for handling both rx and tx buffers, and tx
buffers require a lot more metadata than rx buffers.
Using a separate data structure for rx reduces memory usage and improves
cache footprint.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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